there is this really cool salary plugin which runs by mcmmo so you get more salary the more you kill farm furnace or do anything that increases the green bar and the more the mcmmo become the more the salary and you get a salary every 15 minutes ant your salary starts with 30 and goes higher and higher at the time, but the mcmmo doesent increase each kill because every while the mcmmo double but the killing etc increases the salary not mcmmo